Genesis 21:1 And the LORD visited Sarah as he had said, and the LORD did unto Sarah as he had spoken. - Free Bible Online

Brief Summary: Sarah gives birth to Isaac, Isaac is circumcised, God confirms His promises to Abraham through Isaac, Hagar and her son Ishmael are cast out of Abraham's household, The Lord appears to Hagar in the wilderness and saves Hagar and her son Ishmael, Abraham and Abimelech deal honorably with one another.

Genesis Chapter 21

Genesis 21:5 - And Abraham was an hundred years old, when his son Isaac was born unto him.

Outline
Isaac is Born (Genesis 21:1-8)
Hagar Mocked Isaac (Genesis 21:9)
Sarah Demands Hagar's Leaving (Genesis 21:10)
Abraham is Upset Over Them (Genesis 21:11)
God Confirms Isaac's Blessing to Abraham (Genesis 21:12)
God Confirms Ishmael Will be a Nation (Genesis 21:13)
Abraham Casts Hagar and Ishmael Out (Genesis 21:14)
Hagar Meets the LORD (Genesis 21:14-19)
God is with Ishmael (Genesis 21:20-21)
Abraham and Abimelech make a Covenant (Genesis 21:22-32)
Abraham Plants a Grove in Beersheba (Genesis 21:33)
Abraham Calls on El Olam (Genesis 21:33)
Abraham Sojourns in Philistia (Genesis 21:34)

Summary
1 Isaac is born
4 Isaac is circumcised
6 Sarah's Joy
9 Hagar and Ishmael are cast forth
15 Hagar in distress
17 The angel comforteth her
22 Abimelech's covenant with Abraham at Beersheba

Hagar and Ishmael are Cast Out

God Tells Abraham to Cast Hagar and Ishmael Out

Topics for Bible Study
Isaac is Born
Isaac Means Laughter
Isaac Circumcised at 8 Days Old
Abraham 100 Years Old
Sarah 90 Years Old
Isaac was Weaned
Hagar Mocked
Hagar the Egyptian
Sarah Demanded Hagar Cast Out
"Bondwoman and her son"
Abraham was Upset
God Strengthened Abraham
In Isaac Shall Thy Seed Be Called
The Son of the Bondwoman Will I Make a Nation
Because He is Thy Seed
Abraham Gave Hagar Bread and Water
Abraham Cast Them Out
Hagar Wandered in the Wilderness of Beersheba
Hagar Wept
God Heard the Voice of the Lad
The Angel of God Spoke to Hagar
Confirmed that Ishmael will be a Great Nation
A Well of Water
Ishmael Dwelt in the Wilderness
Ishmael Became an Archer
Ishmael Dwelt in the Wilderness of Paran
Abimelech
Phichol the Chief Captain of his Host
Abraham Swears an Oath
The 7 Ewe lambs
The Covenant at Beersheba
The Land of the Philistines
Abraham Planted a Grove in Beersheba
The Everlasting God
El Olam
Abraham Sojourned in the Philistines' Land

Map of the City of Gerar

The City of Gerar During the Time of Abraham

Clothing in the Time of Abraham

This is how a man or a patriarch would have dressed in ancient times about the time of Abraham which was around 1800 BC. From inside to out he wore an under garment which was bound by a girdle.

Historical Background
Sarah gives birth to Isaac, Isaac is circumcised, God confirms His promises to Abraham through Isaac, Hagar and her son Ishmael are cast out of Abraham's household, The Lord appears to Hagar in the wilderness and saves Hagar and her son Ishmael, Abraham and Abimelech deal honorably with one another.

Ancient Customs
Hospitality
Tents
Wells
Archery
Conception
Bottle of Water

Ancient People
Abimelech - King Abimelech of Gerar in the Bible
Isaac
Hagar
Ishmael

Geography
Gerar - Bible Map of Philistine Cities
Wilderness of Paran

Maps
Map of the Giants and Early Inhabitants of Ancient Israel - Bible Map Collection
Map of the Canaanite Nations - Bible Maps
Map of the World of Abraham - Bible Map Collection
Map of the Journeys of Abraham - Bible Map Collection
Map of Sodom and Gomorrah - - Background Bible Study
Map of the Moabites - Old Testament Israel

The Old Testament

Genesis Resources

Creation
Adam and Eve
The Flood
The Tower of Babel
Abraham the First Hebrew
Isaac, Son of Promise
Jacob and the 12 Tribes
Joseph and Egypt